Question

What is the Special role an organism plays in a Community?
A: Niche
B: Habitat
C: Ecosystem
D: Population

Another Answer:

A Relationship between Two organisms That benefits both organisms is called?

A: Symbiosis
B: Mutualism
C: Commensalism
D: Parasitism.

Answer 1

The answer is in the second question letter D. Parasitism

Answer 2

For the first question the answer is D and for the second question the answer is B.